// 获取所有链接的JS
string script = @"Array.from(document.getElementsByClassName('user-tabs user-tabs-search')[0].getElementsByClassName('long-text-title')).map(x => ( x.href));";
// 执行JS代码，返回一个JavascriptResponse
JavascriptResponse response1 = await browser.EvaluateScriptAsync(script);

dynamic arr = response1.Result;
// 遍历结果集合，将所有URL存储到一个静态集合中
foreach (dynamic row in arr)
{
    RecordManager.Urls.Add(row.ToString());
}

GetCSDN getCSDN = new GetCSDN();
getCSDN.browser = browser;
getCSDN.ShowDialog();

    public static class RecordManager
    {
        // 是否开始分析
        public static bool IsStart { get; set; } = false;
        // 分析到第几页
        public static int Index { get; set; } = -1;

        // 获取下一页地址
        public static string GetNextUrl()
        { 
            Index = Index + 1;
            if (Urls.Count == Index)
            {
                return "";
            }
            return Urls[Index];
        }

        // URL列表
        public static List<string> Urls = new List<string>();

        // 获取到的打卡记录列表
        public static List<Record> RecordList { get; set; } = new List<Record>();

        // 分析完之后的回调函数
        public static Action callback;
    }

    public class CustomRequestHandler: RequestHandler
    {
        protected override IResourceRequestHandler GetResourceRequestHandler(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, bool isNavigation, bool isDownload, string requestInitiator, ref bool disableDefaultHandling)
        {
            return new CustomResourceRequestHandler();
        }
    }

 public class CustomResourceRequestHandler : ResourceRequestHandler
 {
        private readonly MemoryStream memoryStream = new MemoryStream();
        protected override IResponseFilter GetResourceResponseFilter(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response)
        {
            // 将请求响应结果放到MemoryStream中
            return new CefSharp.ResponseFilter.StreamResponseFilter(memoryStream);
        }

        protected override void OnResourceLoadComplete(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response, UrlRequestStatus status, long receivedContentLength)
        {
            // 只分析打卡列表的请求结果
            if (!RecordManager.IsStart || !(request.Url.ToLower().StartsWith("https://bizapi.csdn.net/community-cloud/v1/community/task/list") && request.Method.ToLower().Equals("get")))
            {
                return;
            }

            var bytes = memoryStream.ToArray();
            string pages = string.Empty;
            string page = request.Url.Substring(request.Url.IndexOf("page=") + 5, 1);

            var str = System.Text.Encoding.UTF8.GetString(bytes);
            JObject obj = (Newtonsoft.Json.Linq.JObject)Newtonsoft.Json.JsonConvert.DeserializeObject(str);
            List<Record> list = (List<Record>)obj["data"]["finish"]["list"].ToObject(typeof(List<Record>));
            pages = obj["data"]["finish"]["pages"].ToString();
            if (list.Count > 0)
            {
                RecordManager.RecordList.AddRange(list);
            }


            if (pages.Equals(page))
            {
                string url = RecordManager.GetNextUrl();
                if (string.IsNullOrEmpty(url))
                {
                    RecordManager.callback();
                }
                else
                {
                    // 休息5秒，再请求下一篇文章
                    Thread.Sleep(5000);
                    browser.MainFrame.LoadUrl(url);
                }
            }
            else
            {
                // 休息5秒，再请求下一页
                Thread.Sleep(5000);
                string js = $"document.getElementsByClassName('number')[{int.Parse( page)}].click();";
                browser.MainFrame.ExecuteJavaScriptAsync(js);
            }
        }
    }